Function webkit2gtk_sys::webkit_website_data_manager_set_network_proxy_settings

pub unsafe extern "C" fn webkit_website_data_manager_set_network_proxy_settings(
    manager: *mut WebKitWebsiteDataManager,
    proxy_mode: WebKitNetworkProxyMode,
    proxy_settings: *mut WebKitNetworkProxySettings
)

Available on crate feature v2_32 only.